body {
    font-family: sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

h1 {
    text-align: center;
    color: #333;
    margin-top: 20px;
}

hr {
    border: 1px solid #ddd;
    margin: 20px 0;
}

.container {
    width: 80%;
    margin: 20px auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    text-align: left;
    padding: 10px;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f0f0f0;
    font-weight: bold;
}

.narrow-column {
    width: 100px;
}

input[type="text"] {
    width: 100%;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 3px;
}

input[type="submit"] {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #45a049;
}


.link-style {
    text-decoration: none;
    color: #007bff;
    padding: 5px 10px;
    border-radius: 3px;
    transition: background-color 0.3s;
}

.link-style:hover {
    background-color: #0056b3;
    color: #fff;
}